win-bash is port of the GNU bash for Microsoft Windows NT based systems. It is independent from the cygwin library and any other non-standard DLL and does not need any registry variables. win-bash is based on bash_nt from Mountain Math Softw

XMLStarlet is a set of command line utilities (tools) to transform, query, validate, and edit XML documents and files using simple set of shell commands in similar way it is done for text files with UNIX grep, sed, awk, diff, patch, join, etc utilities.

Remote Desktop Client for the GNOME Desktop. Supported protocols: RDP, VNC, SSH. Configured sessions can be saved to the built in list. Additional programs required: rdesktop, tightvnc, ssh, gnome-terminal. Application can be run with Mono runtime.

Rootsh is a wrapper for shells which logs all echoed keystrokes and terminal output to a file and/or to syslog. It's main purpose is the auditing of users who need a shell with root privileges. They start rootsh through the sudo mechanism.

PHPterm is a terminal/shell emulator for PHP which let's you execute shell commands just like in a shell, but all within your browser window over the HTTP protocol.
It aims to provide the look and feel of konsole, the KDE terminal.

scponly is an alternative 'shell' (of sorts) for system administrators who would like to provide access to remote users to both read and write local files without providing any remote execution priviledges.

Mussh is a shell script that allows you to execute a command or script over ssh on multiple hosts with one command. When possible mussh will use ssh-agent and RSA/DSA keys to minimize the need to enter your password more than once.

KontrolPack is a cross-platform network controller. The objective is to improve system interoperability by connecting computers, regardless of their operating system. Remote access, remote shell, file transfer, etc...

Blackbox for Windows is an alternative shell for Microsoft Windows. It is based stylistically on the Blackbox window manager for the X Window System, however it does not use the same codebase except for the gradient rendering code.

ICMP Shell (ISH) is a telnet-like protocol. It allows users to connect to a remote host and to open a shell using only ICMP to send and receive data. ICMP Shell was written in C for the UNIX environment.

osxutils is a collection of utilities to facilitate working with Mac OS files and interacting with the Finder from the command line, particularly file meta-data such as Finder flags, type & creator codes, icons, comments, labels and suffices/extensions.

The Prolog Expert System Shell (PESS) is a software that generates ES using basically two components: Knowledge Base, used by the ES to guide its decisions making, and Inference Machine, cable of collection the rules and generating new facts.

The Zenipex Library is a game development framework, created with the goal of allowing someone with some knowledge of C++ to create 3D games for platforms including Windows, MacOS X, and Linux. OpenGL and Direct3D 9 are both supported.

BUSH (Business Shell) combines the capabilities of BASH, PHP, GCC, and PostgreSQL into a uniform design for rapidly designing secure, reliable Web templates. It can also replace BASH, has SQL support, and is a general purpose scripting language.